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hosversion: Add hosversionBetween

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This commit is contained in:
plutooo 2019-02-17 15:36:18 +01:00
parent af67b4adb1
commit cd62b39275
1 changed files with 20 additions and 2 deletions
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22
nx/include/switch/runtime/hosversion.h
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@ -28,8 +28,8 @@ typedef enum {
CompareResult_Unknown CompareResult_Unknown
} CompareResult; } CompareResult;
CompareResult cmpresNot(CompareResult in) { static inline CompareResult cmpresNot(CompareResult in) {
// Does a not-operation. True maps to False, False maps to True. Unknown maps to Unknown. // Does a boolean NOT operation.
switch (in) { switch (in) {
case CompareResult_False: case CompareResult_False:
return CompareResult_True; return CompareResult_True;
@ -40,6 +40,19 @@ CompareResult cmpresNot(CompareResult in) {
} }
} }
static inline CompareResult cmpresAnd(CompareResult a, CompareResult b) {
switch (a) {
case CompareResult_False:
return CompareResult_False;
case CompareResult_True:
return b;
case CompareResult_Unknown:
if (b != CompareResult_True)
return b;
return CompareResult_Unknown;
}
}
/// Returns true if the current HOS version is equal to or above the specified major/minor/micro version. /// Returns true if the current HOS version is equal to or above the specified major/minor/micro version.
CompareResult hosversionAtLeast(u8 major, u8 minor, u8 micro); CompareResult hosversionAtLeast(u8 major, u8 minor, u8 micro);
@ -47,3 +60,8 @@ CompareResult hosversionAtLeast(u8 major, u8 minor, u8 micro);
static inline CompareResult hosversionBefore(u8 major, u8 minor, u8 micro) { static inline CompareResult hosversionBefore(u8 major, u8 minor, u8 micro) {
return cmpresNot(hosversionAtLeast(major, minor, micro)); return cmpresNot(hosversionAtLeast(major, minor, micro));
} }
/// Returns true if the current HOS version is between the two specified major versions, i.e. [major1, major2).
static inline CompareResult hosversionBetween(u8 major0, u8 minor0, u8 micro0, u8 major1, u8 minor1, u8 micro1) {
return cmpresAnd(hosversionAtLeast(major0, minor0, micro0), hosversionBefore(major1, minor1, micro1));
}